US305855A

US305855A - Take-up for sewing-machines

Info

Publication number: US305855A
Authority: US
Publication date: 1884-09-30
Anticipated expiration: 1901-09-30

Description

(No Model.)

0. SISSON.

TAKE-UP FOR SEWING MACHINES. No. 305,855. Patented Sept. 30, 1884.

15 accompanying drawing, which is a side ele- UNITED STATES PATENT rice,

CHARLES A. SISSON, OF NEW BEDFORD, MASSACHUSETTS.

TAKE-UP FOR SEWlNG-MACHlNES.

SPECIFICATION forming part of Letters Patent No. 305,855, dated September 30, 1884.

Application filed December 3,1883. (X model.)

To all whom it may concern: By means of the adjustable collar d and the Be it known that I, CHARLES A. SIsSON, a adjustable plate K any desired force can be citizen of the United States, residing at New exerted on the thread in to tighten it in the Bedford, in the county of Bristol and State of work.

Massachusetts, have invented a new and use- By connecting one end to the adjustable o ful Improvement in Take-Ups for Sewing Maplate the tension of the spring can be quickly,

chines, of which the following is a specificaeasily, and to any desired extent regulated, tion. and by sliding the stop-plate the adjustmeut Myinvention relates to devices for tightenof that can be quickly and efleetively made,

ing the stitch in sewing-machine Work, and and by using the sliding threadcollar in con- 5 has for its object to insure the tightening of the nection with the tension-regulating spring the thread in the work and to prevent the cutting tension of the thread can be regulated with or breaking of the thread. I attain this 0b 5 greater nicety than by the employment of ject by means of the device illustrated in the l either without the other.

Having thus described my invention, what 5 vation of a sewing-machine arm with the de- I claim, and desire to secure by Letters Pat vice for tightening the thread properly at ent, istached. In a take-up for sewing-machines, the com- A is the arm of the machine, to which is bination of the pivotal arm, the adjustable attached, by suitable means, tl1eplateB,which thread-guide at one end thereof, the slotted plate carriestheniechanism of the take-up. plate and set-screw for holding it to its ad- ()n the arm 0, which is pivoted at m, is aslid justment, the spring connecting said plate ing collar, which may be clamped at any dewith the end of the pivotal arm, and the slot sired point on said arm by means of the thumhted plate and its set-screw for controlling the p 25 screw e. Thecollard carries an eye, g, through movement of said arm, substantially as dewhich the thread m passes. To the upper end scribed. oi the arm 0 is fastened one end of a spiral In testimony whereof I have hereunto set spring, 8, the other end of the spring being my hand in the presence of two subscribing fastened to an adjustable slotted plate, K, sewitnesses.

o cured by a screw, on, to the plate B, for the purpose of regulating its tension. The plate i is also slotted and adjustable and is secured to the plate B by a screw, b, and is used as a \Vitnesses: stop for limiting the movement of the arm 0 HENRY W. Mason,

5 in the direction of the force of the spring 8. Tires. M. .TAMEs.

CHAS. A. SISSON.